reed | d5b7563 | 2015-08-13 09:37:45 -0700 | [diff] [blame] | 1 | /* |
| 2 | * Copyright 2015 Google Inc. |
| 3 | * |
| 4 | * Use of this source code is governed by a BSD-style license that can be |
| 5 | * found in the LICENSE file. |
| 6 | */ |
| 7 | |
Mike Klein | c0bd9f9 | 2019-04-23 12:05:21 -0500 | [diff] [blame] | 8 | #include "gm/gm.h" |
Ben Wagner | 7fde8e1 | 2019-05-01 17:28:53 -0400 | [diff] [blame] | 9 | #include "include/core/SkBitmap.h" |
Mike Klein | c0bd9f9 | 2019-04-23 12:05:21 -0500 | [diff] [blame] | 10 | #include "include/core/SkCanvas.h" |
Ben Wagner | 7fde8e1 | 2019-05-01 17:28:53 -0400 | [diff] [blame] | 11 | #include "include/core/SkColor.h" |
| 12 | #include "include/core/SkColorSpace.h" |
Mike Klein | c0bd9f9 | 2019-04-23 12:05:21 -0500 | [diff] [blame] | 13 | #include "include/core/SkImage.h" |
| 14 | #include "include/core/SkImageGenerator.h" |
Ben Wagner | 7fde8e1 | 2019-05-01 17:28:53 -0400 | [diff] [blame] | 15 | #include "include/core/SkImageInfo.h" |
| 16 | #include "include/core/SkMatrix.h" |
| 17 | #include "include/core/SkPaint.h" |
| 18 | #include "include/core/SkPicture.h" |
Mike Klein | c0bd9f9 | 2019-04-23 12:05:21 -0500 | [diff] [blame] | 19 | #include "include/core/SkPictureRecorder.h" |
Ben Wagner | 7fde8e1 | 2019-05-01 17:28:53 -0400 | [diff] [blame] | 20 | #include "include/core/SkPoint.h" |
| 21 | #include "include/core/SkRect.h" |
| 22 | #include "include/core/SkRefCnt.h" |
| 23 | #include "include/core/SkScalar.h" |
| 24 | #include "include/core/SkSize.h" |
| 25 | #include "include/core/SkString.h" |
Mike Klein | c0bd9f9 | 2019-04-23 12:05:21 -0500 | [diff] [blame] | 26 | #include "include/core/SkSurface.h" |
Ben Wagner | 7fde8e1 | 2019-05-01 17:28:53 -0400 | [diff] [blame] | 27 | #include "include/core/SkTypes.h" |
Adlai Holler | 2940538 | 2020-07-20 16:02:05 -0400 | [diff] [blame] | 28 | #include "include/gpu/GrDirectContext.h" |
Robert Phillips | 057c33f | 2020-07-17 11:59:01 -0400 | [diff] [blame] | 29 | #include "include/gpu/GrRecordingContext.h" |
Ben Wagner | 7fde8e1 | 2019-05-01 17:28:53 -0400 | [diff] [blame] | 30 | #include "include/gpu/GrTypes.h" |
Ben Wagner | 7fde8e1 | 2019-05-01 17:28:53 -0400 | [diff] [blame] | 31 | #include "include/private/GrTypesPriv.h" |
Robert Phillips | 057c33f | 2020-07-17 11:59:01 -0400 | [diff] [blame] | 32 | #include "src/gpu/GrRecordingContextPriv.h" |
Brian Salomon | 201cdbb | 2019-08-14 17:00:30 -0400 | [diff] [blame] | 33 | #include "src/gpu/GrSamplerState.h" |
Mike Klein | c0bd9f9 | 2019-04-23 12:05:21 -0500 | [diff] [blame] | 34 | #include "src/gpu/GrSurfaceContext.h" |
Greg Daniel | f91aeb2 | 2019-06-18 09:58:02 -0400 | [diff] [blame] | 35 | #include "src/gpu/GrTextureProxy.h" |
Ben Wagner | 7fde8e1 | 2019-05-01 17:28:53 -0400 | [diff] [blame] | 36 | #include "src/image/SkImage_Base.h" |
Mike Klein | c0bd9f9 | 2019-04-23 12:05:21 -0500 | [diff] [blame] | 37 | #include "src/image/SkImage_Gpu.h" |
reed | d5b7563 | 2015-08-13 09:37:45 -0700 | [diff] [blame] | 38 | |
Ben Wagner | 7fde8e1 | 2019-05-01 17:28:53 -0400 | [diff] [blame] | 39 | #include <memory> |
| 40 | #include <utility> |
| 41 | |
| 42 | class GrRecordingContext; |
| 43 | |
reed | d5b7563 | 2015-08-13 09:37:45 -0700 | [diff] [blame] | 44 | static void draw_something(SkCanvas* canvas, const SkRect& bounds) { |
| 45 | SkPaint paint; |
| 46 | paint.setAntiAlias(true); |
| 47 | paint.setColor(SK_ColorRED); |
| 48 | paint.setStyle(SkPaint::kStroke_Style); |
| 49 | paint.setStrokeWidth(10); |
| 50 | canvas->drawRect(bounds, paint); |
| 51 | paint.setStyle(SkPaint::kFill_Style); |
| 52 | paint.setColor(SK_ColorBLUE); |
| 53 | canvas->drawOval(bounds, paint); |
| 54 | } |
| 55 | |
| 56 | /* |
| 57 | * Exercise drawing pictures inside an image, showing that the image version is pixelated |
| 58 | * (correctly) when it is inside an image. |
| 59 | */ |
| 60 | class ImagePictGM : public skiagm::GM { |
reed | ca2622b | 2016-03-18 07:25:55 -0700 | [diff] [blame] | 61 | sk_sp<SkPicture> fPicture; |
reed | 9ce9d67 | 2016-03-17 10:51:11 -0700 | [diff] [blame] | 62 | sk_sp<SkImage> fImage0; |
| 63 | sk_sp<SkImage> fImage1; |
reed | d5b7563 | 2015-08-13 09:37:45 -0700 | [diff] [blame] | 64 | public: |
| 65 | ImagePictGM() {} |
| 66 | |
| 67 | protected: |
| 68 | SkString onShortName() override { |
| 69 | return SkString("image-picture"); |
| 70 | } |
| 71 | |
| 72 | SkISize onISize() override { |
| 73 | return SkISize::Make(850, 450); |
| 74 | } |
| 75 | |
| 76 | void onOnceBeforeDraw() override { |
| 77 | const SkRect bounds = SkRect::MakeXYWH(100, 100, 100, 100); |
| 78 | SkPictureRecorder recorder; |
| 79 | draw_something(recorder.beginRecording(bounds), bounds); |
reed | ca2622b | 2016-03-18 07:25:55 -0700 | [diff] [blame] | 80 | fPicture = recorder.finishRecordingAsPicture(); |
reed | d5b7563 | 2015-08-13 09:37:45 -0700 | [diff] [blame] | 81 | |
| 82 | // extract enough just for the oval. |
| 83 | const SkISize size = SkISize::Make(100, 100); |
Matt Sarett | 77a7a1b | 2017-02-07 13:56:11 -0500 | [diff] [blame] | 84 | auto srgbColorSpace = SkColorSpace::MakeSRGB(); |
reed | d5b7563 | 2015-08-13 09:37:45 -0700 | [diff] [blame] | 85 | |
| 86 | SkMatrix matrix; |
| 87 | matrix.setTranslate(-100, -100); |
Matt Sarett | e94255d | 2017-01-09 12:38:59 -0500 | [diff] [blame] | 88 | fImage0 = SkImage::MakeFromPicture(fPicture, size, &matrix, nullptr, |
| 89 | SkImage::BitDepth::kU8, srgbColorSpace); |
reed | d5b7563 | 2015-08-13 09:37:45 -0700 | [diff] [blame] | 90 | matrix.postTranslate(-50, -50); |
| 91 | matrix.postRotate(45); |
| 92 | matrix.postTranslate(50, 50); |
Matt Sarett | e94255d | 2017-01-09 12:38:59 -0500 | [diff] [blame] | 93 | fImage1 = SkImage::MakeFromPicture(fPicture, size, &matrix, nullptr, |
| 94 | SkImage::BitDepth::kU8, srgbColorSpace); |
reed | d5b7563 | 2015-08-13 09:37:45 -0700 | [diff] [blame] | 95 | } |
| 96 | |
| 97 | void drawSet(SkCanvas* canvas) const { |
Mike Reed | 1f60733 | 2020-05-21 12:11:27 -0400 | [diff] [blame] | 98 | SkMatrix matrix = SkMatrix::Translate(-100, -100); |
reed | d5b7563 | 2015-08-13 09:37:45 -0700 | [diff] [blame] | 99 | canvas->drawPicture(fPicture, &matrix, nullptr); |
reed | 9ce9d67 | 2016-03-17 10:51:11 -0700 | [diff] [blame] | 100 | canvas->drawImage(fImage0.get(), 150, 0); |
| 101 | canvas->drawImage(fImage1.get(), 300, 0); |
reed | d5b7563 | 2015-08-13 09:37:45 -0700 | [diff] [blame] | 102 | } |
| 103 | |
| 104 | void onDraw(SkCanvas* canvas) override { |
| 105 | canvas->translate(20, 20); |
| 106 | |
| 107 | this->drawSet(canvas); |
| 108 | |
| 109 | canvas->save(); |
| 110 | canvas->translate(0, 130); |
| 111 | canvas->scale(0.25f, 0.25f); |
| 112 | this->drawSet(canvas); |
| 113 | canvas->restore(); |
| 114 | |
| 115 | canvas->save(); |
| 116 | canvas->translate(0, 200); |
| 117 | canvas->scale(2, 2); |
| 118 | this->drawSet(canvas); |
| 119 | canvas->restore(); |
| 120 | } |
| 121 | |
| 122 | private: |
John Stiles | 7571f9e | 2020-09-02 22:42:33 -0400 | [diff] [blame] | 123 | using INHERITED = skiagm::GM; |
reed | d5b7563 | 2015-08-13 09:37:45 -0700 | [diff] [blame] | 124 | }; |
| 125 | DEF_GM( return new ImagePictGM; ) |
| 126 | |
reed | 8f34372 | 2015-08-13 13:32:39 -0700 | [diff] [blame] | 127 | /////////////////////////////////////////////////////////////////////////////////////////////////// |
| 128 | |
Robert Phillips | cdfdb39 | 2020-07-28 15:05:04 -0400 | [diff] [blame] | 129 | static std::unique_ptr<SkImageGenerator> make_pic_generator(GrDirectContext*, |
Robert Phillips | 057c33f | 2020-07-17 11:59:01 -0400 | [diff] [blame] | 130 | sk_sp<SkPicture> pic) { |
reed | 935d6cf | 2015-08-18 11:16:09 -0700 | [diff] [blame] | 131 | SkMatrix matrix; |
| 132 | matrix.setTranslate(-100, -100); |
Mike Reed | 185130c | 2017-02-15 15:14:16 -0500 | [diff] [blame] | 133 | return SkImageGenerator::MakeFromPicture({ 100, 100 }, std::move(pic), &matrix, nullptr, |
Matt Sarett | e94255d | 2017-01-09 12:38:59 -0500 | [diff] [blame] | 134 | SkImage::BitDepth::kU8, |
Matt Sarett | 77a7a1b | 2017-02-07 13:56:11 -0500 | [diff] [blame] | 135 | SkColorSpace::MakeSRGB()); |
reed | 935d6cf | 2015-08-18 11:16:09 -0700 | [diff] [blame] | 136 | } |
| 137 | |
| 138 | class RasterGenerator : public SkImageGenerator { |
| 139 | public: |
Mike Reed | 4edb5d2 | 2017-04-17 11:02:51 -0400 | [diff] [blame] | 140 | RasterGenerator(const SkBitmap& bm) : SkImageGenerator(bm.info()), fBM(bm) |
| 141 | {} |
| 142 | |
reed | 935d6cf | 2015-08-18 11:16:09 -0700 | [diff] [blame] | 143 | protected: |
| 144 | bool onGetPixels(const SkImageInfo& info, void* pixels, size_t rowBytes, |
Matt Sarett | ebb1b5c | 2017-05-12 11:41:27 -0400 | [diff] [blame] | 145 | const Options&) override { |
reed | c4a83e2 | 2015-09-11 11:47:27 -0700 | [diff] [blame] | 146 | SkASSERT(fBM.width() == info.width()); |
| 147 | SkASSERT(fBM.height() == info.height()); |
Matt Sarett | ebb1b5c | 2017-05-12 11:41:27 -0400 | [diff] [blame] | 148 | return fBM.readPixels(info, pixels, rowBytes, 0, 0); |
reed | 935d6cf | 2015-08-18 11:16:09 -0700 | [diff] [blame] | 149 | } |
| 150 | private: |
| 151 | SkBitmap fBM; |
| 152 | }; |
Robert Phillips | cdfdb39 | 2020-07-28 15:05:04 -0400 | [diff] [blame] | 153 | static std::unique_ptr<SkImageGenerator> make_ras_generator(GrDirectContext*, |
Robert Phillips | 057c33f | 2020-07-17 11:59:01 -0400 | [diff] [blame] | 154 | sk_sp<SkPicture> pic) { |
reed | 935d6cf | 2015-08-18 11:16:09 -0700 | [diff] [blame] | 155 | SkBitmap bm; |
| 156 | bm.allocN32Pixels(100, 100); |
| 157 | SkCanvas canvas(bm); |
| 158 | canvas.clear(0); |
| 159 | canvas.translate(-100, -100); |
| 160 | canvas.drawPicture(pic); |
Mike Klein | f46d5ca | 2019-12-11 10:45:01 -0500 | [diff] [blame] | 161 | return std::make_unique<RasterGenerator>(bm); |
reed | 935d6cf | 2015-08-18 11:16:09 -0700 | [diff] [blame] | 162 | } |
| 163 | |
reed | 935d6cf | 2015-08-18 11:16:09 -0700 | [diff] [blame] | 164 | class TextureGenerator : public SkImageGenerator { |
| 165 | public: |
Robert Phillips | 057c33f | 2020-07-17 11:59:01 -0400 | [diff] [blame] | 166 | TextureGenerator(GrRecordingContext* rContext, const SkImageInfo& info, sk_sp<SkPicture> pic) |
| 167 | : SkImageGenerator(info) |
| 168 | , fRContext(SkRef(rContext)) { |
Robert Phillips | e2f7d18 | 2016-12-15 09:23:05 -0500 | [diff] [blame] | 169 | |
Robert Phillips | 057c33f | 2020-07-17 11:59:01 -0400 | [diff] [blame] | 170 | sk_sp<SkSurface> surface(SkSurface::MakeRenderTarget(rContext, SkBudgeted::kYes, info, 0, |
Robert Phillips | e44ef10 | 2017-07-21 15:37:19 -0400 | [diff] [blame] | 171 | kTopLeft_GrSurfaceOrigin, nullptr)); |
scroggo | e6f0d6e | 2016-05-13 07:25:44 -0700 | [diff] [blame] | 172 | if (surface) { |
| 173 | surface->getCanvas()->clear(0); |
| 174 | surface->getCanvas()->translate(-100, -100); |
| 175 | surface->getCanvas()->drawPicture(pic); |
| 176 | sk_sp<SkImage> image(surface->makeImageSnapshot()); |
Robert Phillips | 057c33f | 2020-07-17 11:59:01 -0400 | [diff] [blame] | 177 | const GrSurfaceProxyView* view = as_IB(image)->view(rContext); |
Greg Daniel | 37c127f | 2020-02-05 10:37:27 -0500 | [diff] [blame] | 178 | if (view) { |
| 179 | fView = *view; |
| 180 | } |
scroggo | e6f0d6e | 2016-05-13 07:25:44 -0700 | [diff] [blame] | 181 | } |
reed | 935d6cf | 2015-08-18 11:16:09 -0700 | [diff] [blame] | 182 | } |
| 183 | protected: |
Robert Phillips | 057c33f | 2020-07-17 11:59:01 -0400 | [diff] [blame] | 184 | GrSurfaceProxyView onGenerateTexture(GrRecordingContext* rContext, |
Brian Salomon | c524378 | 2020-04-02 12:50:34 -0400 | [diff] [blame] | 185 | const SkImageInfo& info, |
| 186 | const SkIPoint& origin, |
Brian Salomon | 7e67dca | 2020-07-21 09:27:25 -0400 | [diff] [blame] | 187 | GrMipmapped mipMapped, |
Brian Salomon | c524378 | 2020-04-02 12:50:34 -0400 | [diff] [blame] | 188 | GrImageTexGenPolicy policy) override { |
Robert Phillips | 057c33f | 2020-07-17 11:59:01 -0400 | [diff] [blame] | 189 | SkASSERT(rContext); |
Robert Phillips | cdfdb39 | 2020-07-28 15:05:04 -0400 | [diff] [blame] | 190 | SkASSERT(rContext->priv().matches(fRContext.get())); |
reed | 935d6cf | 2015-08-18 11:16:09 -0700 | [diff] [blame] | 191 | |
Greg Daniel | febdedf | 2020-02-05 17:06:27 -0500 | [diff] [blame] | 192 | if (!fView) { |
Greg Daniel | cc104db | 2020-02-03 14:17:08 -0500 | [diff] [blame] | 193 | return {}; |
scroggo | e6f0d6e | 2016-05-13 07:25:44 -0700 | [diff] [blame] | 194 | } |
| 195 | |
Brian Salomon | c524378 | 2020-04-02 12:50:34 -0400 | [diff] [blame] | 196 | if (origin.fX == 0 && origin.fY == 0 && info.dimensions() == fView.proxy()->dimensions() && |
| 197 | policy == GrImageTexGenPolicy::kDraw) { |
Greg Daniel | cc104db | 2020-02-03 14:17:08 -0500 | [diff] [blame] | 198 | return fView; |
Robert Phillips | e2f7d18 | 2016-12-15 09:23:05 -0500 | [diff] [blame] | 199 | } |
Brian Salomon | 3027571 | 2020-04-03 15:56:36 -0400 | [diff] [blame] | 200 | auto budgeted = policy == GrImageTexGenPolicy::kNew_Uncached_Unbudgeted ? SkBudgeted::kNo |
| 201 | : SkBudgeted::kYes; |
Brian Salomon | c524378 | 2020-04-02 12:50:34 -0400 | [diff] [blame] | 202 | return GrSurfaceProxyView::Copy( |
Robert Phillips | 057c33f | 2020-07-17 11:59:01 -0400 | [diff] [blame] | 203 | fRContext.get(), fView, mipMapped, |
Greg Daniel | 46cfbc6 | 2019-06-07 11:43:30 -0400 | [diff] [blame] | 204 | SkIRect::MakeXYWH(origin.x(), origin.y(), info.width(), info.height()), |
Brian Salomon | c524378 | 2020-04-02 12:50:34 -0400 | [diff] [blame] | 205 | SkBackingFit::kExact, budgeted); |
reed | 935d6cf | 2015-08-18 11:16:09 -0700 | [diff] [blame] | 206 | } |
Robert Phillips | 4447b64 | 2017-03-03 11:10:18 -0500 | [diff] [blame] | 207 | |
reed | 935d6cf | 2015-08-18 11:16:09 -0700 | [diff] [blame] | 208 | private: |
Robert Phillips | 057c33f | 2020-07-17 11:59:01 -0400 | [diff] [blame] | 209 | sk_sp<GrRecordingContext> fRContext; |
| 210 | GrSurfaceProxyView fView; |
reed | 935d6cf | 2015-08-18 11:16:09 -0700 | [diff] [blame] | 211 | }; |
Robert Phillips | 4447b64 | 2017-03-03 11:10:18 -0500 | [diff] [blame] | 212 | |
Robert Phillips | cdfdb39 | 2020-07-28 15:05:04 -0400 | [diff] [blame] | 213 | static std::unique_ptr<SkImageGenerator> make_tex_generator(GrDirectContext* dContext, |
Robert Phillips | 057c33f | 2020-07-17 11:59:01 -0400 | [diff] [blame] | 214 | sk_sp<SkPicture> pic) { |
Robert Phillips | cdfdb39 | 2020-07-28 15:05:04 -0400 | [diff] [blame] | 215 | if (!dContext) { |
| 216 | return nullptr; |
| 217 | } |
| 218 | |
reed | 935d6cf | 2015-08-18 11:16:09 -0700 | [diff] [blame] | 219 | const SkImageInfo info = SkImageInfo::MakeN32Premul(100, 100); |
| 220 | |
Robert Phillips | cdfdb39 | 2020-07-28 15:05:04 -0400 | [diff] [blame] | 221 | return std::make_unique<TextureGenerator>(dContext, info, pic); |
reed | 935d6cf | 2015-08-18 11:16:09 -0700 | [diff] [blame] | 222 | } |
reed | 8f34372 | 2015-08-13 13:32:39 -0700 | [diff] [blame] | 223 | |
| 224 | class ImageCacheratorGM : public skiagm::GM { |
Robert Phillips | cdfdb39 | 2020-07-28 15:05:04 -0400 | [diff] [blame] | 225 | typedef std::unique_ptr<SkImageGenerator> (*FactoryFunc)(GrDirectContext*, sk_sp<SkPicture>); |
Robert Phillips | 057c33f | 2020-07-17 11:59:01 -0400 | [diff] [blame] | 226 | |
| 227 | SkString fName; |
| 228 | FactoryFunc fFactory; |
| 229 | sk_sp<SkPicture> fPicture; |
| 230 | sk_sp<SkImage> fImage; |
| 231 | sk_sp<SkImage> fImageSubset; |
reed | 8f34372 | 2015-08-13 13:32:39 -0700 | [diff] [blame] | 232 | |
| 233 | public: |
Robert Phillips | 057c33f | 2020-07-17 11:59:01 -0400 | [diff] [blame] | 234 | ImageCacheratorGM(const char suffix[], FactoryFunc factory) : fFactory(factory) { |
reed | 935d6cf | 2015-08-18 11:16:09 -0700 | [diff] [blame] | 235 | fName.printf("image-cacherator-from-%s", suffix); |
| 236 | } |
reed | 8f34372 | 2015-08-13 13:32:39 -0700 | [diff] [blame] | 237 | |
| 238 | protected: |
| 239 | SkString onShortName() override { |
reed | 935d6cf | 2015-08-18 11:16:09 -0700 | [diff] [blame] | 240 | return fName; |
reed | 8f34372 | 2015-08-13 13:32:39 -0700 | [diff] [blame] | 241 | } |
| 242 | |
| 243 | SkISize onISize() override { |
reed | a32cc95 | 2015-08-19 06:07:29 -0700 | [diff] [blame] | 244 | return SkISize::Make(960, 450); |
reed | 8f34372 | 2015-08-13 13:32:39 -0700 | [diff] [blame] | 245 | } |
| 246 | |
| 247 | void onOnceBeforeDraw() override { |
| 248 | const SkRect bounds = SkRect::MakeXYWH(100, 100, 100, 100); |
| 249 | SkPictureRecorder recorder; |
| 250 | draw_something(recorder.beginRecording(bounds), bounds); |
reed | ca2622b | 2016-03-18 07:25:55 -0700 | [diff] [blame] | 251 | fPicture = recorder.finishRecordingAsPicture(); |
reed | 935d6cf | 2015-08-18 11:16:09 -0700 | [diff] [blame] | 252 | } |
reed | 8f34372 | 2015-08-13 13:32:39 -0700 | [diff] [blame] | 253 | |
Robert Phillips | cdfdb39 | 2020-07-28 15:05:04 -0400 | [diff] [blame] | 254 | bool makeCaches(GrDirectContext* dContext) { |
Robert Phillips | f8237cb | 2020-07-29 12:22:00 -0400 | [diff] [blame] | 255 | { |
| 256 | auto gen = fFactory(dContext, fPicture); |
| 257 | if (!gen) { |
| 258 | return false; |
| 259 | } |
| 260 | fImage = SkImage::MakeFromGenerator(std::move(gen)); |
| 261 | if (!fImage) { |
| 262 | return false; |
| 263 | } |
| 264 | SkASSERT(fImage->dimensions() == SkISize::Make(100, 100)); |
Robert Phillips | cdfdb39 | 2020-07-28 15:05:04 -0400 | [diff] [blame] | 265 | } |
reed | 935d6cf | 2015-08-18 11:16:09 -0700 | [diff] [blame] | 266 | |
Robert Phillips | f8237cb | 2020-07-29 12:22:00 -0400 | [diff] [blame] | 267 | { |
| 268 | const SkIRect subset = SkIRect::MakeLTRB(50, 50, 100, 100); |
| 269 | |
| 270 | // We re-create the generator here on the off chance that making a subset from |
| 271 | // 'fImage' might perturb its state. |
| 272 | auto gen = fFactory(dContext, fPicture); |
| 273 | if (!gen) { |
| 274 | return false; |
| 275 | } |
| 276 | fImageSubset = SkImage::MakeFromGenerator(std::move(gen))->makeSubset(subset, dContext); |
| 277 | if (!fImageSubset) { |
| 278 | return false; |
| 279 | } |
| 280 | SkASSERT(fImageSubset->dimensions() == SkISize::Make(50, 50)); |
Robert Phillips | cdfdb39 | 2020-07-28 15:05:04 -0400 | [diff] [blame] | 281 | } |
Robert Phillips | f8237cb | 2020-07-29 12:22:00 -0400 | [diff] [blame] | 282 | |
Robert Phillips | cdfdb39 | 2020-07-28 15:05:04 -0400 | [diff] [blame] | 283 | return true; |
reed | 935d6cf | 2015-08-18 11:16:09 -0700 | [diff] [blame] | 284 | } |
| 285 | |
Robert Phillips | f8237cb | 2020-07-29 12:22:00 -0400 | [diff] [blame] | 286 | static void draw_placeholder(SkCanvas* canvas, SkScalar x, SkScalar y, int w, int h) { |
| 287 | SkPaint paint; |
| 288 | paint.setStyle(SkPaint::kStroke_Style); |
| 289 | SkRect r = SkRect::MakeXYWH(x, y, SkIntToScalar(w), SkIntToScalar(h)); |
| 290 | canvas->drawRect(r, paint); |
| 291 | canvas->drawLine(r.left(), r.top(), r.right(), r.bottom(), paint); |
| 292 | canvas->drawLine(r.left(), r.bottom(), r.right(), r.top(), paint); |
| 293 | } |
| 294 | |
Adlai Holler | bcfc554 | 2020-08-27 12:44:07 -0400 | [diff] [blame] | 295 | static void draw_as_bitmap(GrDirectContext* dContext, SkCanvas* canvas, SkImage* image, |
| 296 | SkScalar x, SkScalar y) { |
reed | 935d6cf | 2015-08-18 11:16:09 -0700 | [diff] [blame] | 297 | SkBitmap bitmap; |
Adlai Holler | bcfc554 | 2020-08-27 12:44:07 -0400 | [diff] [blame] | 298 | if (as_IB(image)->getROPixels(dContext, &bitmap)) { |
Robert Phillips | f8237cb | 2020-07-29 12:22:00 -0400 | [diff] [blame] | 299 | canvas->drawBitmap(bitmap, x, y); |
| 300 | } else { |
| 301 | draw_placeholder(canvas, x, y, image->width(), image->height()); |
| 302 | } |
reed | 935d6cf | 2015-08-18 11:16:09 -0700 | [diff] [blame] | 303 | } |
| 304 | |
Brian Osman | a28e2b0 | 2017-04-24 16:44:03 -0400 | [diff] [blame] | 305 | static void draw_as_tex(SkCanvas* canvas, SkImage* image, SkScalar x, SkScalar y) { |
Robert Phillips | f8237cb | 2020-07-29 12:22:00 -0400 | [diff] [blame] | 306 | // The gpu-backed images are drawn in this manner bc the generator backed images |
| 307 | // aren't considered texture-backed |
Robert Phillips | b27b38b | 2020-07-10 16:23:47 -0400 | [diff] [blame] | 308 | GrSurfaceProxyView view = as_IB(image)->refView(canvas->recordingContext(), |
Brian Salomon | 7e67dca | 2020-07-21 09:27:25 -0400 | [diff] [blame] | 309 | GrMipmapped::kNo); |
Greg Daniel | febdedf | 2020-02-05 17:06:27 -0500 | [diff] [blame] | 310 | if (!view) { |
reed | a32cc95 | 2015-08-19 06:07:29 -0700 | [diff] [blame] | 311 | // show placeholder if we have no texture |
Robert Phillips | f8237cb | 2020-07-29 12:22:00 -0400 | [diff] [blame] | 312 | draw_placeholder(canvas, x, y, image->width(), image->height()); |
reed | 935d6cf | 2015-08-18 11:16:09 -0700 | [diff] [blame] | 313 | return; |
| 314 | } |
Brian Salomon | 729fc0c | 2019-09-30 16:33:11 +0000 | [diff] [blame] | 315 | |
| 316 | // No API to draw a GrTexture directly, so we cheat and create a private image subclass |
Adlai Holler | 302e8fb | 2020-09-14 11:58:06 -0400 | [diff] [blame^] | 317 | sk_sp<SkImage> texImage(new SkImage_Gpu(sk_ref_sp(canvas->recordingContext()), |
Greg Daniel | 7c165a4 | 2020-01-22 12:22:36 -0500 | [diff] [blame] | 318 | image->uniqueID(), std::move(view), |
| 319 | image->colorType(), image->alphaType(), |
| 320 | image->refColorSpace())); |
Brian Osman | a28e2b0 | 2017-04-24 16:44:03 -0400 | [diff] [blame] | 321 | canvas->drawImage(texImage.get(), x, y); |
reed | 8f34372 | 2015-08-13 13:32:39 -0700 | [diff] [blame] | 322 | } |
| 323 | |
Adlai Holler | bcfc554 | 2020-08-27 12:44:07 -0400 | [diff] [blame] | 324 | void drawRow(GrDirectContext* dContext, SkCanvas* canvas, float scale) const { |
Robert Phillips | f8237cb | 2020-07-29 12:22:00 -0400 | [diff] [blame] | 325 | canvas->scale(scale, scale); |
| 326 | |
Mike Reed | 1f60733 | 2020-05-21 12:11:27 -0400 | [diff] [blame] | 327 | SkMatrix matrix = SkMatrix::Translate(-100, -100); |
reed | 8f34372 | 2015-08-13 13:32:39 -0700 | [diff] [blame] | 328 | canvas->drawPicture(fPicture, &matrix, nullptr); |
| 329 | |
reed | 935d6cf | 2015-08-18 11:16:09 -0700 | [diff] [blame] | 330 | // Draw the tex first, so it doesn't hit a lucky cache from the raster version. This |
| 331 | // way we also can force the generateTexture call. |
| 332 | |
Robert Phillips | f8237cb | 2020-07-29 12:22:00 -0400 | [diff] [blame] | 333 | draw_as_tex(canvas, fImage.get(), 150, 0); |
| 334 | draw_as_tex(canvas, fImageSubset.get(), 150+101, 0); |
reed | 935d6cf | 2015-08-18 11:16:09 -0700 | [diff] [blame] | 335 | |
Adlai Holler | bcfc554 | 2020-08-27 12:44:07 -0400 | [diff] [blame] | 336 | draw_as_bitmap(dContext, canvas, fImage.get(), 310, 0); |
| 337 | draw_as_bitmap(dContext, canvas, fImageSubset.get(), 310+101, 0); |
reed | 8f34372 | 2015-08-13 13:32:39 -0700 | [diff] [blame] | 338 | } |
| 339 | |
Robert Phillips | cdfdb39 | 2020-07-28 15:05:04 -0400 | [diff] [blame] | 340 | DrawResult onDraw(SkCanvas* canvas, SkString* errorMsg) override { |
Adlai Holler | bcfc554 | 2020-08-27 12:44:07 -0400 | [diff] [blame] | 341 | auto dContext = GrAsDirectContext(canvas->recordingContext()); |
| 342 | if (!this->makeCaches(dContext)) { |
Robert Phillips | cdfdb39 | 2020-07-28 15:05:04 -0400 | [diff] [blame] | 343 | errorMsg->printf("Could not create cached images"); |
| 344 | return DrawResult::kSkip; |
| 345 | } |
reed | 935d6cf | 2015-08-18 11:16:09 -0700 | [diff] [blame] | 346 | |
reed | 8f34372 | 2015-08-13 13:32:39 -0700 | [diff] [blame] | 347 | canvas->save(); |
Robert Phillips | f8237cb | 2020-07-29 12:22:00 -0400 | [diff] [blame] | 348 | canvas->translate(20, 20); |
Adlai Holler | bcfc554 | 2020-08-27 12:44:07 -0400 | [diff] [blame] | 349 | this->drawRow(dContext, canvas, 1.0); |
reed | 8f34372 | 2015-08-13 13:32:39 -0700 | [diff] [blame] | 350 | canvas->restore(); |
| 351 | |
| 352 | canvas->save(); |
Robert Phillips | f8237cb | 2020-07-29 12:22:00 -0400 | [diff] [blame] | 353 | canvas->translate(20, 150); |
Adlai Holler | bcfc554 | 2020-08-27 12:44:07 -0400 | [diff] [blame] | 354 | this->drawRow(dContext, canvas, 0.25f); |
reed | 8f34372 | 2015-08-13 13:32:39 -0700 | [diff] [blame] | 355 | canvas->restore(); |
Robert Phillips | f8237cb | 2020-07-29 12:22:00 -0400 | [diff] [blame] | 356 | |
| 357 | canvas->save(); |
| 358 | canvas->translate(20, 220); |
Adlai Holler | bcfc554 | 2020-08-27 12:44:07 -0400 | [diff] [blame] | 359 | this->drawRow(dContext, canvas, 2.0f); |
Robert Phillips | f8237cb | 2020-07-29 12:22:00 -0400 | [diff] [blame] | 360 | canvas->restore(); |
| 361 | |
Robert Phillips | cdfdb39 | 2020-07-28 15:05:04 -0400 | [diff] [blame] | 362 | return DrawResult::kOk; |
reed | 8f34372 | 2015-08-13 13:32:39 -0700 | [diff] [blame] | 363 | } |
| 364 | |
| 365 | private: |
John Stiles | 7571f9e | 2020-09-02 22:42:33 -0400 | [diff] [blame] | 366 | using INHERITED = skiagm::GM; |
reed | 8f34372 | 2015-08-13 13:32:39 -0700 | [diff] [blame] | 367 | }; |
Robert Phillips | f8237cb | 2020-07-29 12:22:00 -0400 | [diff] [blame] | 368 | |
reed | 935d6cf | 2015-08-18 11:16:09 -0700 | [diff] [blame] | 369 | DEF_GM( return new ImageCacheratorGM("picture", make_pic_generator); ) |
| 370 | DEF_GM( return new ImageCacheratorGM("raster", make_ras_generator); ) |
Brian Osman | c7ad40f | 2018-05-31 14:27:17 -0400 | [diff] [blame] | 371 | DEF_GM( return new ImageCacheratorGM("texture", make_tex_generator); ) |